package org.example.sword2offer.primary;

/**
 * @author: lynn
 * @Descript: 字符流中第一个只出现一次的字符
 * @date: 2021/3/23 21:20
 * @version: 1.0
 */
public class Q54_FirstAppearingOnce_U {
    public static void main(String[] args) {
        System.out.println(FirstAppearingOnce());
    }
    private static char FirstAppearingOnce() {


        return 'a';
    }
}
